var isIE=false;var xhr=null;try
{xhr=new XMLHttpRequest();}catch(e)
{xhr=new ActiveXObject("Microsoft.XMLHTTP");}
function display_bloc(id_bloc)
{var bloc=document.getElementById(id_bloc);var image=document.getElementById('arrow_bloc_display_'+id_bloc);var affichage;var etat;var nom_image;if(bloc.style.display=="none")
{affichage='block';etat=1;nom_image='display_bloc_on.png';}
else
{affichage='none';etat=0;nom_image='display_bloc_off.png';}
xhr.open('POST','/gestion/bloc/display.php',true);xhr.setRequestHeader('Content-type','application/x-www-form-urlencoded');xhr.send('id_bloc='+id_bloc+'&etat='+etat);xhr.onreadystatechange=function()
{if(xhr.readyState==4)
{bloc.style.display=affichage;image.src='/graph/steam/default/img/'+nom_image;}};}